.Header{
    width: 100%;
    height: 100px;
    text-align: center;
}
.Header input{
    width: 100%;
    height: 35px;
    border-radius: 18px;
    text-indent: 10px;
}
.Header input:focus{
    border-radius: 18px;
    border-color: #40a9ff;
    outline: 0;
    box-shadow: 0 0 0 2px rgb(24 144 255 / 20%)
}